Home / 1,869,105.60-2,803,617.92-521,232.24

Finding the Fourth Proportional to 1,869,105.60, 2,803,617.92 and 521,232.24

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Solution

The fourth proportional to 1,869,105.60, 2,803,617.92 and 521,232.24 is: 781,837.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,105.60 : 2,803,617.92 = 521,232.24 : x
  2. Step 2: Convert to fraction form
    1,869,105.60/2,803,617.92 = 521,232.24/x
  3. Step 3: Cross multiply
    1,869,105.60x = 2,803,617.92 × 521,232.24
  4. Step 4: Simplify right side
    1,869,105.60x = 1,461,336,048,545.74
  5. Step 5: Solve for x
    x = 1,461,336,048,545.74/1,869,105.60
  6. Step 6: Final answer
    x = 781,837.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.